As an astronaut travels towards earth, her weight a. decreases because gravity decreases. b. decreases because her mass decreases. c. increases because gravity increases. d. remains the same because her mass remains the same.

How to tell if a molecule is polar or nonpolar with electronegativity

Difference between series and parallel circuits

In which situation is the acceleration of a car negative? question 5 options: a)the velocity of a car was 75 km/hr over 4 hours. b)the velocity of a car reduced from 50 km/hr over one minute. c)the velocity of a car increased from 40 km.h to 75 km/h over 15 minutes. d)the velocity of a car was 45 km/hr at 2: 00pm and at 4: 00pm its velocity was 85 km/ht.